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75 歐姆同軸電纜

7C-FB Coaxial Cable

DFB 7DFB.png

 

LJ Item No.:

6042

Category:

75   Ohm Cable

Standard:

ANSI   / SCTE 74-2011,  EN50117-2-5










Physical Construction

Single

Siamese


Electric Performance

Central   Conductor

Material

CCS /   CU

CCS /   CU


Impedance

75 ±   3 Ω

Nominal Dia.

1.50   mm

1.50   mm


Capacitance

56 ±   3 pF/m

Insulation

Material

Foam PE

Foam PE


Velocity   Factor

0.80

Nominal Dia.

7.10   ± 0.20 mm

7.10   ± 0.20 mm


Temperature   Rating

-40-75

Shield

Foil

Material

AL   PET

AL   PET


Structure Return Loss

Overlap

≥20%

≥20%


5-300MHz

≥20

Braid

Material

Alum   / Cu / CCA

Alum   / Cu / CCA


300-1000MHz

≥18

Nominal Dia.

 0.12 / 0.16 mm

 0.12 / 0.16 mm


Screening    Immunity

Foil

Material

AL PET

AL PET


5-200MHz

>85dB  

Nominal Dia.

≥20%

≥20%


200-1000MHz

>90dB

Braid

Material

Alum / Cu / CCA

Alum / Cu / CCA


Nominal Dia.

 0.12 / 0.16 mm

 0.12 / 0.16 mm


Jacket

Material

PVC /   PE

PVC /   PE


Nominal Dia.

9.30 mm

9.30 mm


Messenger

Material

Steel

Steel


Nominal Dia.

1.83  mm

1.83  mm


Remark:  Green parts above are for optional.





















 

Attenuation

Frequency   ( MHz )

10

100

250

500

750

1500

2150

2700

3150

Nominal   Value ( dB/100m )

1.75

5.10

8.52

13.5

16.3

24.65

30.5

36.6

39.75

 

    服務熱線

    0086 559 651 2776

    郵 箱

    info@lingjiecable.com

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